FKIE_CVE-2026-22780

Vulnerability from fkie_nvd - Published: 2026-02-02 23:16 - Updated: 2026-02-03 16:44
Severity ?
4.4 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
Summary
Rizin is a UNIX-like reverse engineering framework and command-line toolset. Prior to 0.8.2, a heap overflow can be exploited when a malicious mach0 file, having bogus entries for the dyld chained segments, is parsed by rizin. This vulnerability is fixed in 0.8.2.
References
security-advisories@github.comhttps://github.com/rizinorg/rizin/blob/6dd0dba9ff4dc706f549d0cdcd93856b49e59aa0/librz/bin/format/mach0/mach0_chained_fixups.c#L200
security-advisories@github.comhttps://github.com/rizinorg/rizin/commit/41ea75d5b07d9b41b27ae80675cdda65f1b1c989
security-advisories@github.comhttps://github.com/rizinorg/rizin/issues/5768
security-advisories@github.comhttps://github.com/rizinorg/rizin/pull/5770
security-advisories@github.comhttps://github.com/rizinorg/rizin/releases/tag/v0.8.2
security-advisories@github.comhttps://github.com/rizinorg/rizin/security/advisories/GHSA-f3v7-xhmj-9cjj
Impacted products
Vendor Product Version
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{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Rizin is a UNIX-like reverse engineering framework and command-line toolset. Prior to 0.8.2, a heap overflow can be exploited when a malicious mach0 file, having bogus entries for the dyld chained segments, is parsed by rizin. This vulnerability is fixed in 0.8.2."
    }
  ],
  "id": "CVE-2026-22780",
  "lastModified": "2026-02-03T16:44:03.343",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "LOW",
          "baseScore": 4.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 2.5,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-02-02T23:16:06.870",
  "references": [
    {
      "source": "security-advisories@github.com",
      "url": "https://github.com/rizinorg/rizin/blob/6dd0dba9ff4dc706f549d0cdcd93856b49e59aa0/librz/bin/format/mach0/mach0_chained_fixups.c#L200"
    },
    {
      "source": "security-advisories@github.com",
      "url": "https://github.com/rizinorg/rizin/commit/41ea75d5b07d9b41b27ae80675cdda65f1b1c989"
    },
    {
      "source": "security-advisories@github.com",
      "url": "https://github.com/rizinorg/rizin/issues/5768"
    },
    {
      "source": "security-advisories@github.com",
      "url": "https://github.com/rizinorg/rizin/pull/5770"
    },
    {
      "source": "security-advisories@github.com",
      "url": "https://github.com/rizinorg/rizin/releases/tag/v0.8.2"
    },
    {
      "source": "security-advisories@github.com",
      "url": "https://github.com/rizinorg/rizin/security/advisories/GHSA-f3v7-xhmj-9cjj"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Primary"
    }
  ]
}


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